that's a focus on green jobs and alternative energy is imposing costs on america's economy. costs that the proponents of green jobs are not acknowledging. >> for the most part you write a lot about gender policies and politics, and is this a branch out for you to write about green jobs? >> i've also written, my books have been in the air agenda but i've written a lot in energy economics and in taxation. i'm a monthly columnist to tax knows. i've edited a book called overcoming barriers to entrepreneurship. that was published i roam and and littlefield two or three years ago so i wouldn't say it's a radical change. thin something i've been >> up next on booktv, former north chicago superintendent of. schools patricia pickles presents her thoughts on how to improve the american educationah system. [applause] >> first, i thank the business leaders for allowing me to share my visit -- vision in education. i also want to recognize some of the groups or organizations that i provide service and support, aka alpha kappa alpha, the urban league and the urban league guild and nami, th